English

NCERT solutions for Biology Part 1 and 2 [English] Class 12 chapter 5 - Principles of Inheritance and Variation [Latest edition]

Advertisements

Chapters

NCERT solutions for Biology Part 1 and 2 [English] Class 12 chapter 5 - Principles of Inheritance and Variation - Shaalaa.com
Advertisements

Solutions for Chapter 5: Principles of Inheritance and Variation

Below listed, you can find solutions for Chapter 5 of CBSE, Karnataka Board PUC NCERT for Biology Part 1 and 2 [English] Class 12.


EXERCISES
EXERCISES [Page 109]

NCERT solutions for Biology Part 1 and 2 [English] Class 12 5 Principles of Inheritance and Variation EXERCISES [Page 109]

EXERCISES | Q 1. | Page 109

Group the following as nitrogenous bases and nucleosides:

Adenine, Cytidine, Thymine, Guanosine, Uracil and Cytosine.

EXERCISES | Q 2. | Page 109

If a double stranded DNA has 20 per cent of cytosine, calculate the per cent of adenine in the DNA.

EXERCISES | Q 3. | Page 109

If the sequence of one strand of DNA is written as follows:

5'-ATGCATGCATGCATGCATGCATGCATGC-3'

Write down the sequence of the complementary strand in 5'→3' direction.

EXERCISES | Q 4. | Page 109

If the sequence of the coding strand in a transcription unit is written as follows:

5'-ATGCATGCATGCATGCATGCATGCATGC-3'

Write down the sequence of mRNA.

EXERCISES | Q 5. | Page 109

Which property of DNA double helix led Watson and Crick to hypothesise semi-conservative mode of DNA replication? Explain.

EXERCISES | Q 6. | Page 109

Depending upon the chemical nature of the template (DNA or RNA) and the nature of nucleic acids synthesised from it (DNA or RNA), list the types of nucleic acid polymerases.

EXERCISES | Q 7. | Page 109

How did Hershey and Chase differentiate between DNA and protein in their experiment while proving that DNA is the genetic material?

EXERCISES | Q 8. (a) | Page 109

Differentiate between the following:

Repetitive DNA and Satellite DNA

EXERCISES | Q 8. (b) | Page 109

Differentiate between the following:

mRNA and tRNA

EXERCISES | Q 8. (c) | Page 109

Differentiate between the following:

Template strand and Coding strand

EXERCISES | Q 9. | Page 109

List two essential roles of ribosomes during translation.

EXERCISES | Q 10. | Page 109

In the medium where E. coli was growing, lactose was added, which induced the lac operon. Then, why does lac operon shut down some time after addition of lactose in the medium?

EXERCISES | Q 11. (a) | Page 109

Explain (in one or two lines) the function of the following:

Promoter

EXERCISES | Q 11. (b) | Page 109

Explain (in one or two lines) the function of the following:

tRNA

EXERCISES | Q 11. (c) | Page 109

Explain (in one or two lines) the function of the following:

Exons

EXERCISES | Q 12. | Page 109

Why is the Human Genome project called a mega project?

EXERCISES | Q 13. (a) | Page 109

What is DNA fingerprinting?

EXERCISES | Q 13. (b) | Page 109

Give the applications of DNA fingerprinting technique.

EXERCISES | Q 14. (a) | Page 109

Briefly describe the following:

Transcription 

EXERCISES | Q 14. (b) | Page 109

Briefly describe the following:

Polymorphism

EXERCISES | Q 14. (c) | Page 109

Briefly describe the following:

Translation

EXERCISES | Q 14. (d) | Page 109

Briefly describe the following:

Bioinformatics

Solutions for 5: Principles of Inheritance and Variation

EXERCISES
NCERT solutions for Biology Part 1 and 2 [English] Class 12 chapter 5 - Principles of Inheritance and Variation - Shaalaa.com

NCERT solutions for Biology Part 1 and 2 [English] Class 12 chapter 5 - Principles of Inheritance and Variation

Shaalaa.com has the CBSE, Karnataka Board PUC Mathematics Biology Part 1 and 2 [English] Class 12 CBSE, Karnataka Board PUC solutions in a manner that help students grasp basic concepts better and faster. The detailed, step-by-step solutions will help you understand the concepts better and clarify any confusion. NCERT solutions for Mathematics Biology Part 1 and 2 [English] Class 12 CBSE, Karnataka Board PUC 5 (Principles of Inheritance and Variation) include all questions with answers and detailed explanations. This will clear students' doubts about questions and improve their application skills while preparing for board exams.

Further, we at Shaalaa.com provide such solutions so students can prepare for written exams. NCERT textbook solutions can be a core help for self-study and provide excellent self-help guidance for students.

Concepts covered in Biology Part 1 and 2 [English] Class 12 chapter 5 Principles of Inheritance and Variation are Mendel's Laws > The Law of Dominance, Mendel's Laws > The Law of Segregation (Law of Purity of Gametes), Monohybrid Cross, Sex Determination in Honey Bees, Pedigree Analysis, Punnett Square, Heredity and Variation, Linkage and Recombination, Sex Determination, Sex Determination in Humans, Back Cross and Test Cross, Exceptions to Mendel's Principles > Co-Dominance, Gregor Johann Mendel – Father of Genetics, Mendel's Experiments on Inheritance, Exceptions to Mendel's Principles > Incomplete Dominance, Dihybrid Cross, Mendel's Laws > The Law of Independent Assortment, Chromosomal Theory of Inheritance, Polygenic Inheritance, Exceptions to Mendel's Principles > Pleiotropy, Mutations, Mendelian Disorders in Humans, Chromosomal Disorders or Abnormalities, Deoxyribonucleic Acid (DNA), Structure of Polynucleotide Chain, Packaging of DNA Helix, Search for Genetic Material, Central Dogma, Reverse Transcription (Teminism), Transcription, Transcription Unit and the Gene, Process of Transcription in Bacteria, Process of Transcription in Eukaryotes, Genetic Code, Characterestic of the Genetic Code, Mutations and Genetic Code, tRNA – the Adapter Molecule, Translation, Regulation of Gene Expression, The Lac Operon, Human Genome Project, DNA Fingerprinting, The Hershey-Chase Experiment, Properties of Genetic Material, The RNA World, DNA Replication, Conservative Replication, Dispersive Replication, Semi-Conservative Replication, Meselson and Stahl’s Experiment, Enzymes used in DNA Replication, Mechanism of DNA Replication, Avery, McCarty and MacLeod’s Experiment, Griffith’s Experiment.

Using NCERT Biology Part 1 and 2 [English] Class 12 solutions Principles of Inheritance and Variation exercise by students is an easy way to prepare for the exams, as they involve solutions arranged chapter-wise and also page-wise. The questions involved in NCERT Solutions are essential questions that can be asked in the final exam. Maximum CBSE, Karnataka Board PUC Biology Part 1 and 2 [English] Class 12 students prefer NCERT Textbook Solutions to score more in exams.

Get the free view of Chapter 5, Principles of Inheritance and Variation Biology Part 1 and 2 [English] Class 12 additional questions for Mathematics Biology Part 1 and 2 [English] Class 12 CBSE, Karnataka Board PUC, and you can use Shaalaa.com to keep it handy for your exam preparation.

Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×